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collapsible_channel.cc File Reference

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Namespaces

namespace  BL_Squash
 Namespace to define the mapping [0,1] -> [0,1] that re-distributes nodal points across the channel width.
 

Functions

double BL_Squash::squash_fct (const double &s)
 Mapping [0,1] -> [0,1] that re-distributes nodal points across the channel width.
 
 left (\begin{array}{c} L_{up}+\zeta \\ 1 \end{array} \right)+A \left(\begin
 Straight, horizontal channel wall at $ y=H $ deforms into an oscillating parabola. The amplitude of the oscillation $ A $ and its period is $ T $. The position vector to a point on the wall, parametrised by the Lagrangian coordinate $ \zeta \in [0,L]$, is therefore given by.
 

Variables

double BL_Squash::Delta =0.1
 Boundary layer width.
 
double BL_Squash::Fract_in_BL =0.5
 Fraction of points in boundary layer.
 

Function Documentation

◆ left()

left ( \begin{array}{c} L_{up}+\zeta \\ 1 \end{array} \  right)

Straight, horizontal channel wall at $ y=H $ deforms into an oscillating parabola. The amplitude of the oscillation $ A $ and its period is $ T $. The position vector to a point on the wall, parametrised by the Lagrangian coordinate $ \zeta \in [0,L]$, is therefore given by.

Definition at line 89 of file collapsible_channel.cc.